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- 一步(single) step
- 单齿辊破碎机齿辊切向力的分析计算Analysis and Calculation of Tangential Force of Toothed Roller Mounted on Single Toothed Roller Crusher
- 步march
- 大模数齿轮单齿面高频热处理工艺实践Practice in High Frequency Heat Treatment Process for Single Tooth Frank of Large Modulus Gears
- 步甲型carabiform
- 单齿节和双齿节孔销运送机传送链和附件Single-Pitch and Dpuble-Pitch Hollow Pin Conveyor Chains and Attachments
- 第一步step one
- 报销单expense account
- 齿tooth
- 表单memu
- 下一步on next step
- 运单freight note
- 拟步甲Darkling Beetles
- 下单place an order
- 代步ride instead of walk
- 舱单shipping bill
- 单曲single
- 步甲属Carabus L.
- 单层monolayer
- 买单check